140174-89-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 140174-89-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,0,1,7 and 4 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 140174-89:
(8*1)+(7*4)+(6*0)+(5*1)+(4*7)+(3*4)+(2*8)+(1*9)=106
106 % 10 = 6
So 140174-89-6 is a valid CAS Registry Number.
140174-89-6Relevant articles and documents
A synthesis of (-)-bursatellin
Kawamine,Takeuchi,Miyashita,Irie,Shimamoto,Ohfune
, p. 3170 - 3171 (1991)
A synthesis of (-)-bursatellin has been accomplished by an application of a new procedure for oxidation at a benzylic position with K2S2O8 to 1-acetoxy-2(S)-N-Boc-amino-3-(4-benzyloxyphenyl) propane as a key step.